Ducati Diavel
Free Service and Repair manuals

Ducati Diavel Service Manual: Changing bulbs

Changing the headlight bulbs

Before replacing a burnt out light bulb, ensure that the replacement bulb has the same voltage and power rating as specified for the lighting device in question (sect. 3 - 1.1, Lights/instrument panel).

Warning

The halogen light bulbs in the headlight become hot when switched on and remain hot for some time after they are switched off. Allow bulbs to cool before replacing them.

The position of the light bulbs in the headlight is as indicated below: low beam (lo), high beam (hi) and parking light (a).

Changing the headlight bulbs


Remove the headlight, as described in the paragraph "renewal of the headlight" of this section.

To access the headlight bulbs loosen the screws (1) and remove the cover (2).

Changing the headlight bulbs


High beam (hi)

Disconnect the wiring connector (3) from the headlight bulb (4).

Release the retaining clip (5).

The bulb (4) has a bayonet base: press and twist counter clockwise to remove.

Fit the new bulb (4), insert the tabs on the bulb base into the corresponding slots to ensure the bulb is correctly positioned, push the bulb in and turn clockwise until it clicks into place.

Changing bulbs


Refit the connector (3) to the lamp (4), the cover (2) to the headlight, then tighten the screws (1).

Changing bulbs


Low beam (lo)

To change the lo beam headlight bulb (6) see the procedure described above for the hi beam headlight bulb.

Changing bulbs


Replace the lamp with a new one of the same type and rating (sect. 3 - 1.1, Lights/instrument panel).

Note

Do not touch the transparent part of the bulb with your fingers, this will darken it and cause a loss of brightness.

Renewal of the headlight
Disconnect the headlight connectors (a) from the main wiring (refer to the tables of paragraph "routing of wiring on frame", sect. 6 - 1). Loosen nuts (2) that fix the front optical unit to th ...

Headlight aim
The motorcycle must be perfectly upright with the tires inflated to the correct pressure and with a rider seated, perfectly perpendicular to the longitudinal axis. Position the motorcycle 10 met ...

Other materials:

Indicator speed avg - average speed
This function shows the average speed of the motorcycle. The calculation is made considering the distance and time travelled since the last trip 1 reset. When trip 1 is reset, the value is set to zero and the first available value is shown on the display 10 seconds after the reset. Dashes &quo ...

Removal of the steering head components
Note All parts fitted to the top and bottom yokes, including the wiring and control cables, can remain on the motorcycle provided they do not hinder the following operations. Loosen the screws (19) securing the supports (21) and (23) of splashguard (22) to the air conveyors (t). ...

Cylinder compression test
Note The on-screen icons used during this procedure are explained in a table at the end of this section. Engine performance is directly correlated to the pressure that can be measured in the combustion chambers of the two cylinders. Pressure which is too high/low or an excessive difference be ...

2026 | www.dudiavel.com |